trifocals
trifocals · trifocalses
Spectacles with corrective lenses that have three different powers per eyeSpectacles with corrective lenses that have three different powers per eye.
Значение
значений: 1(множественное число, только множественное число)Spectacles with corrective lenses that have three different powers per eye.
Переводы
языков: 1Происхождение
From tri- + focal (see focus). Coined by John Isaac Hawkins, their inventor, in 1826.From tri- + focal (see focus). Coined by John Isaac Hawkins, their inventor, in 1826.
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Формы
мн. число: trifocalses| Ед. число | trifocals |
|---|---|
| Мн. число | trifocalses |
правильный