prosthaphæresis en · NOUN
Etymology
From Ancient Greek προσθαφαίρεσις (prosthaphaíresis), from πρόσθεν (prósthen, “before”) plus ἀφαίρεσις (aphaíresis, “taking away”).
Meanings
- A method of computing by means of a table of natural trigonometrical functions, without multiplication.
- A reduction to bring the apparent place of a moving point or planet to the mean place.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| prosthaphæreses | Number=Plur | lexicographic |