cissoid

cis·soid

C c

Transcription

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [sis-oid]
- /ˈsɪs ɔɪd/
- /sˈɪsɔɪd/

- US Pronunciation
- US IPA
- [sis-oid]
- /ˈsɪs ɔɪd/

Definitions of cissoid word

noun cissoid a geometric curve whose two branches meet in a cusp at the origin and are asymptotic to a line parallel to the y-axis. Its equation is y2(2a – x)=x3 where 2a is the distance between the y-axis and this line 3
adjective cissoid contained between the concave sides of two intersecting curves 3
noun cissoid a curve converging into a pointed tip 3
adjective cissoid designating the angle formed by the concave sides of two intersecting curves 3
noun cissoid a curve having a cusp at the origin and a point of inflection at infinity. Equation: r = 2 a sin(θ)tan(θ). 1
noun cissoid (geometry) Any of a family of curves defined as the locus of a point, P, on a line from a given fixed point and intersecting two given curves, C1 and C2, where the distance along the line from C1 to P remains constant and equal to the distance from P to C2. 0

See all 6 definitions of cissoid

Information block about the term

Origin of cissoid

First appearance:

before 1650

One of the 45% oldest English words

1650-60; < Greek kissoeidḗs, equivalent to kiss(ós) ivy + -oeidēs -oid

Historical Comparancy

Parts of speech for Cissoid

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Cissoid

cissoid popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 59% of English native speakers know the meaning and use word.

This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

cissoid usage trend in Literature

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