ACUTE Copy link • ACUTEsharp, propr. Vid: An acute angle, angulus acutus. Of the senses, acutus: sagax (having a fine sense of hearing or smelling; sagacious). OBSERVE oculi acuti; oculi acres et acuti; visus acer: acer videndi sensus: nares acutae, nasus sagax, aures acutae. Of the mental faculties, acutus (sharp): acer (vigorous, of powerful comprehension, penetrating): subtilis (fine, discriminating accurately): argutus (over-acute; making too fine distinctions): perspicax (clear-sighted). An acute understanding, ingenium acre or acutum: mens acris. Very acute, peracutus, peracer: to be very acute, acutissimo, acerrimo esse ingenio: ingenii acumine valere. To be an acute thinker, acrem esse in cogitando.