| Subject | English | Latin |
| law | action in contract | actio ex contractu |
| med. | adenocarcinoma in situ of the cervix | cancer colli uteri, stadium 0 |
| law, proced.law. | benevolent intervention in another's affairs | negotiorum gestio |
| bot. | bird-in-a-bush | Corydalis bulbosa L. DC. |
| bot. | bird-in-a-bush | Corydalis solida L. Clairv. ssp. laxa auct. (ssp. solida) |
| bot. | bird-in-a-bush | Corydalis laxa auct. |
| bot. | bird-in-a-bush | Corydalis cava Mill. Schweigg. & Koerte |
| bot. | bird-in-a-bush | Corydalis bulbosa auct. |
| bot. | bird-in-a-bush | Corydalis densiflora auct. (ssp. incisa) |
| bot. | bird-in-a-bush | Corydalis solida L. Clairv. |
| law | competence in relation to the subject matter | ratione materiae |
| law | culpa in contrahendo | culpa in contrahendo |
| law | datio in solutum | datio in solutum |
| law | error in motivation | error in motivis |
| med., anim.husb. | fertilisation in vitro | fertilisatio in vitro |
| law | fraud in the inducement | dolus |
| law | giving in payment | datio in solutum |
| commer. | groundnut in shell | Arachis hypogaea |
| law | in a general meaning | lato sensu |
| gen. | in a personal capacity | ad personam |
| law | in a wide sense | lato sensu |
| gen. | in fine | in fine |
| law | in good faith | bona fide |
| med. | in-knee | genu introrsum |
| med. | in-knee | genu valgum |
| law | in like manner | mutatis mutandis |
| law | in opposition to | versus |
| law | in part | pro parte |
| law | in private | in camera |
| life.sc., environ. | in situ | in situ |
| tech. | in the morning | ante meridiem |
| gen. | in the place cited | loco citato |
| gen. | in the place cited | citato loco |
| arts., commun. | in the same place | ibidem |
| fish.farm. | in the strict sense | stricto sensu |
| gen. | in the work cited | opere citato |
| gen. | in the year of Our Lord | post Christum natum |
| gen. | in the Year of Our Lord | anno Domini |
| gen. | in the year of Our Lord | post Christum |
| gen. | in their individual capacity | ad personam |
| gen. | in their personal capacity | ad personam |
| med., anim.husb. | in vitro fertilisation | fertilisatio in vitro |
| health., anim.husb. | infectious laryngotracheitis in poultry | laryngo-tracheitis infectiosa gallinarum |
| health., anim.husb. | infectious laryngotracheitis in poultry | laryngotracheitis infectiosa avium |
| biol. | jack-in-prison | Nigella damascena L. |
| biol. | jack-in the box | Hernandia ovigera L. |
| biol. | jack-in the box | Hernandia L. |
| biol. | Jack-in the box | Hemandia peltata Meisn. |
| biol. | jack-in-the-pulpit | Arisaema consanguineum Schott |
| biol. | jack-in-the-pulpit | Arisaema Mart. |
| biol. | jack-in-the-pulpit family | Araceae |
| law | judge in a commercial court | derschadra commerziala |
| law | jurisdiction in relation to the subject matter | ratione materiae |
| ed., school.sl. | Licentiate in Medicine | Medicinae Licentiatus |
| trad.med. | licorice in human feces | Glycyrrhizae Radix Cum Excremento Hominis Praeparatum |
| med. | locked-in state | coma vigile |
| med. | locked-in syndrome | coma vigile |
| biol. | love-in-a-mist | Nigella damascena L. |
| biol. | love-in-a-mist | Nigella L. |
| nat.sc., agric. | love-in-winter | Chimaphila umbellata |
| nat.res. | mother-in-law's tongue | Sansevieria trifasciata variegata |
| nat.res. | mother-in-law's tongue | Sansevieria trifasciata "Laurentii" |
| crim.law., law, h.rghts.act. | ne bis in idem | non bis in idem |
| crim.law., law, h.rghts.act. | ne bis in idem | ne bis in idem |
| crim.law., law, h.rghts.act. | non bis in idem | non bis in idem |
| crim.law., law, h.rghts.act. | non bis in idem | ne bis in idem |
| med. | opening in adductor magnus | hiatus tendineus adductorius |
| law | payment in kind | datio in solutum |
| gen. | resume in confidence | curriculum vitae |
| agric. | rice in the husk | Oryza sativa |
| law | right in rem | jus in re |
| biol. | ringent Jack-in-the-pulpit | Arisaema ringens Schott |
| med. | rubbing-in | inunctio |
| agric. | Septoria late blight in celery | Septoria apiicola |
| agric. | shiny weevil in colza | Meligethes aeneus |
| bot. | snow-in-summer | Cerastium columnae Ten. |
| nat.res., agric. | snow in summer | Cerastium tomentosum |
| bot. | snow-in-summer | Cerastium tomentosum L. |
| biol. | snow-in-summer bush | Serissa foetida Comm. |
| nat.res., anim.husb. | state of being in heat | oestrus |
| gen. | substantial grounds for participating in a trial | probabilis causa litigandi |
| gen. | the lead-in to | in limine |
| law | transfer of something in lieu of payment | datio in solutum |
| vet.med. | water in the brain | hydrocephalus |
