Ibidem
in the same place

id est
that is

id quod plerumque accidit
that which generally happens

idem
the same

idem quod
the same as

igitur qui desiderat pacem, praeparet bellum
therefore whoever desires peace, let him prepare for war

igne natura renovator integra
through fire, nature is rebon whole

igni ferroque
with fire and iron

ignis aurum probat
fire tests gold

ignis fatuus
foolish fire

ignorantia juris non excusat
ignorance of the law is no excuse

ignoratio elenchi
ignorance of the issue

ignotum per ignotius
unknown by means of the more unknown

ignotus
unknown

image dei
image of God

imitation dei
imination of a god

imperium in imperio
an order within an order

imperium sine fine
an empire without an end

impossibilium nulla obligation est
there is no obligation to do the impossible

imprimatur

let it be printed

in absentia
in the absence

in absentia luci, Tenebrae vincunt
in the absence of light, darkness prevails

in actu
in act

in articulo mortis
at the point of death

in camera
in the chamber

in casu
in the event

in cauda venenum
the poison is in the tail

in Deo speramus
in God we hope

in dubio pro reo
in doubt, on behalf of the [alleged] culprit

in duplo
in double

in effigie
in the likeness

in esse
in existence

in extensor
in the extended

in extremis
in the furthest reaches

in fide scientiam
To our faith add knowledge

in fidem
into faith

in fieri
in becoming

in fine
in the end

in flagrante delicto
in a blazing wrong, while the crime is blazing

in flore
in blossom

in foro
in forum

in girum imus nocte et consumimur igni
we enter the circle at night and are consumed by fire

in harmonia progression
progress in harmony

in hoc sensu
or in sensu hoc
in the sense

in hoc signo vinces
by the sign you will conquer

in hunc effectum
for this purpose

in ictu oculi
in the blink of an eye

in illo ordine
in that order

in illo tempore
in that time

in inceptum finis est
in the beginning is the end

in limine
at the outset/threshold

in loco
in the place, on the spot

in loco parentis
in the place of a parent

in luce tua videmus lucem
in thy light we see light

in lumine tuo videbimus lumen
in your light we will see the light

in manus tuas commendo spiritum meum
into your hands I entrust my spirit

in medias res
into the middle of things

in memoriam
into the memory

in necessariis unitas, in dubiis libertas, in omnibus caritas
in necessary things untiy, in doubtful things liberty, in all things charity

in nocte consilium
advice comes over night

in nomine diaboli
in the name of the devil

in nomine domini
in the name of the Lord

in nomine patris, et filii, et spiritus sancti
in the name of the father, and the of the son, and of the holy spirit

in nuce
in a nut

in omnia paratus
ready for anything

in omnibus amare et servire Domino
in everything love and serve the lord

in omnibus requiem quaesivi, et nusquam inveni nisi in Angulo cum libro
Everywhere I have searched for peace and nowhere found it, except in a corner with a book

in ovo
in the egg
or
in the embryo

in pace ut sapiens aptarit idonea bello
in peace, like the wise man, make preparations for war

in pace requiescat
in peace may he rest

in pari materia
upon the same matter

in partibus infidelium
in the parts of the infidels

in pectore
in the heart

in personam
into a person

in posse
in potential

in propria persona
in one's own person

in re
in the matter [of]

in rebus
in the thing [itself]

in regione caecorum rex est luscus
In the land of the blind, the one-eyed man is king.

In rem
To the thing

In rerum natura
In the nature of things

In retentis
among things held back

In saeculo
in the times

In salvo
in safety

In scientia opportunitas
In knowledge there is Opportunity

In scientia et virtue
In knowledge and virtue

In se magna ruunt
great things collapse of their own weight

In situ
in the place

In somnis veritas
in dreams there is truth

In spe
in hope

In specialibus generalia quaerimus
To seek the general in the specifics

In statu nascendi
in the state of being born

In toto
in all

In triplo
in triple

In umbra, igitur, pugnabimus
then we will fight in the shade

In utero
in the womb

In utrumque paratus
prepared for either (event)

In vacuo
in a void

In varietate Concordia
united in diversity

Invidiae prudential victrix
prudence conquers jealousy

In vino veritas
in wine [there is] truth

In vitro
in glass

In vivo
in life/in a living thing

In vivo veritas
in a living thing [there is] truth

Incepto ne desistam
May I not shrink from my purpose!

Incertae sedis
of uncertain position (seat)

Incredibile dictum
incredible to say

Intus et in cute
Inwardly, under the skin [intimately without reservation]

Indivisibiliter ac inseparabiliter
indivisible and inseparable

Infinitus est numerus stultorum
Infinite is the number of fools

Infirma mundi elegit Deus
God chooses the weak of the world

Infra dignitatem
beneath one's dignity

Ingenio stat sine morte decus
the honors of genius are eternal

Iniuriae qui addideris contumeliam
You who have added insult to injury

Inopiae desunt multa, avaritiae omnia
To poverty many things are lacking; to avarice, everything

Insita hominibus libidine alendi de industria rumores
Men have an innate desire to propagate rumors or reports

Instante mense
in the present moon

Instrumentum regni
Instrument of government

Instrumentum vocale
instrument with voice

Intaminatis fulget honoribus
Untarnished, she shines with honor

Integer vitae scelerisque purus
unimpaired by life and clean of wickedness

Intelligenti pauca
Few words suffice for he who understands

Inter alia
among other things

Inter alios
among others

Inter arma enim silent leges
in a time of war, the law falls silent

Inter caetera
among others

Inter mutanda Constantia
Steadfast in the midst of change

Inter spem et metum
between hope and fear

Inter urinas et faeces nascimur
We are born between urine and feces

Inter vivos
between the living

Intra muros
within the walls

Intra vires
Within the powers

Invenias etiam dislecti membra poetae
You would still recognize the scattered fragments of a poet

Inveniet quod quisque velit
Each shall find what he desires.

Invicta
Unconquered

Invictus maneo
I remain unvanquished

Ipsa scientia potestas est
knowledge itself is power

Ipse dixit
he imself said it

Ipsissima verba
the very words themselves

Ipsissima voce
in the very 'voice' itself

Ipso facto
by the fact itself

Ira deorum
wrath of the gods

Ira furor brevis est
Wrath (anger) is but a brief madness

Ita vero
thus indeed

Ite, missa est
Go, it is the dismissal

Iter legis
The path of the law

Icunda memoria est praeteritorum malorum
Pleasant is the memory of past troubles

Iugulare mortuos
to cut the throat of corpses

Iuncta iuvant
together they strive

Iura novit curia
the court knows the law

Iure matris
in right of his mother

Iure uxoris
in right of his wife

Iuris ignorantia est cum ius nostrum ignoramus
it is ignorance of the law when we do not know our own rights

Ius accrescendi
right of accrual

Ius ad belum
law towards war

Ius cogens
compelling law

Ius in bello
law in war

Ius primae noctis
law of the first night

Iustitia fundamentum regni
justice is the foundation of a reign

Iustitia omnibus
justice for all

Iuventuti nil arduum
to the young nothing is difficult

Iuventutis veho fortunas
I bear the fortunes of youth