Question 1 · Quick check
eccentricity
CEFRC1
/ˌɛk.sɛnˈtɹɪs.ɪ.ti/
noun
Türkçe translations
Translating…
In plain English
- 01
noun
Unusual behavior or a strange personal quality.
- 02
noun
Extra detailThe eccentricity of the conic section (usually an ellipse) defined by the orbit of a given object around a reference object (such as that of a planet around the sun).
Examples
Not all eccentricity is mental illness.
His eccentricity is visible.
At a glance
Sits at C1 on the CEFR scale
- Senses
- 5
- Parts of speech
- 1
- Citations
- 1
Also pronounced
- [ˌɛk.sənˈtɹɪs.ə.ɾi]
Deep Dive
noun
Extra meaningsThe ratio, constant for any particular conic section, of the distance of a point from the focus to its distance from the directrix.
The quality of being eccentric or odd; any eccentric behaviour.
The farthest distance from a vertex to any other vertex.
More examples
In contextFor an ellipse, the eccentricity is the ratio of the distance from the center to a focus divided by the length of the semi-major axis.
Although the Celebrity was almost impervious to sarcasm, he was now beginning to exhibit visible signs of uneasiness, the consciousness dawning upon him that his eccentricity was not receiving the ovation it merited.
Quick test
Two questions on this entry. Nothing is scored.
Practise this properly in the app, where the word comes back before you forget it.
Nearby
Origin
noun
Borrowed from Latin eccentricitās. By surface analysis, eccentric + -ity.