| Vocable | Translation |
| arrisor, arrisoris [m.] C Noun | one who smiles (at a person), smiler, flatterer, … |
| arrogantia, arrogantiae [f.] A Noun | insolence, arrogance, conceit, haughtiness, presu… |
| arrogatio, arrogationis [f.] C Noun | act of adopting a adult as son homo sui juris (vs… |
| arrogator, arrogatoris [m.] C Noun | one who adopts a adult as son by arrogatio (homo … |
| arrosor, arrosoris [m.] C Noun | one who nibbles/gnaws at |
| arrugia, arrugiae [f.] A Noun | kind of galleried mine |
| arsella, arsellae [f.] A Noun | plant |
| arsenicum, arsenici [n.] O Noun | yellow arsenic, orpiment (arsenic trisulphide) |
| arsineum, arsinei [n.] O Noun | kind of head-dress |
| arsis, arsis [f.] M Noun | metrical term indicating the raising of voice on … |
| artaba, artabae [f.] A Noun | Egyptian dry measure (= 3.5 Roman modii) |
| artaena, artaenae [f.] A Noun | ladle, vessel for taking up liquids (L+S) |
| artemisia, artemisiae [f.] A Noun | species of Artemisia, wormwood, mugwort, similar … |
| artemon, artemonis [m.] C Noun | main block of a tackle, jib/foresail, top-sail (L… |
| arteria, arteriae [f.] A Noun | windpipe, trachea, breathing tubes/passages, arte… |
| arteriotomia, arteriotomiae [f.] A Noun | opening/incision in an artery/windpipe, tracheoto… |
| arteriotonia, arteriotoniae [f.] A Noun | arterial tension |
| arterium, arterii [n.] O Noun | windpipe, trachea, breathing tubes/passages, arte… |
| arthritis, arthritidis [f.] C Noun | arthritis, gout, lameness in the joints |
| arthrosis, arthrosis [f.] M Noun | osteoarthritis |
| articlus, articli [m.] O Noun | joint, portion of limb/finger between joints, par… |
| articulamentum, articulamenti [n.] O Noun | joint of the body |
| articulatio, articulationis [f.] C Noun | jointed structure, division into joints, disease … |
| articulus, articuli [m.] O Noun | joint, portion of limb/finger between joints, par… |
| artificiale, artificialis [n.] I Noun | technicalities (pl.), things conformable to the r… |
| artificiositas, artificiositatis [f.] C Noun | art, manner of that made with art |
| artilleria, artilleriae [f.] A Noun | artillery |
| artocopus, artocopi [m.] O Noun | baker |
| artolaganus, artolagani [m.] O Noun | kind of fatty cake, (made of meal, wine, milk, oi… |
| artopta, artoptae [f.] A Noun | bread pan, cake mold |