| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ex•po•nent /ɪkˈspoʊnənt/USA pronunciation n. [countable]- a person or thing that supports or explains a cause:The congressman is a leading exponent of free trade.
- a person or thing that is a representative, advocate, or symbol of something:an exponent of the new Europe.
- Mathematicsa mathematical symbol or number placed above and after another symbol or number to denote the power to which the latter is to be raised.
ex•po•nen•tial /ˌɛkspəˈnɛnʃəl/USA pronunciation adj. ex•po•nen•tial•ly, adv. See -pon-. WordReference Random House Unabridged Dictionary of American English © 2024ex•po•nent (ik spō′nənt or, esp. for 3, ek′spō nənt),USA pronunciation n. - a person or thing that expounds, explains, or interprets:an exponent of modern theory in the arts.
- a person or thing that is a representative, advocate, type, or symbol of something:Lincoln is an exponent of American democracy.
- Mathematicsa symbol or number placed above and after another symbol or number to denote the power to which the latter is to be raised:The exponents of the quantities xn, 2m, y4, and 35 are, respectively, n, m, 4, and 5.
- Latin expōnent- (stem of expōnēns), present participle of expōnere to expound; see -ent
- 1575–85
- 1.See corresponding entry in Unabridged supporter, champion, proponent, promoter.
- 2.See corresponding entry in Unabridged embodiment, personification.
WordReference Random House Unabridged Dictionary of American English © 2024ex•po•nen•tial (ek′spō nen′shəl, -spə-),USA pronunciation adj. - of or pertaining to an exponent or exponents.
- Mathematics
- of or pertaining to the constant e.
- (of an equation) having one or more unknown variables in one or more exponents.
n. - Mathematics
- the constant e raised to the power equal to a given expression, as e3 x, which is the exponential of 3x.
- any positive constant raised to a power.
- exponent + -ial 1695–1705
|