foci

[foh-sahy, -kahy] / ˈfoʊ saɪ, -kaɪ /

NOUN

center of attraction

Synonyms

STRONGEST

focal point spotlight target

STRONG

center core cynosure headquarters heart hub limelight locus polestar seat

WEAK

bull's eye meeting place nerve center point of convergence

Antonyms

STRONG

exterior exteriority outside periphery surface

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The fasting mice had better blood values, less fatty liver and liver inflammation and above all: they developed less liver cancer and had fewer cancer foci in the liver.

From Science Daily • May 7, 2024

TRY IT #5 Graph the ellipse given by the equation Identify and label the center, vertices, co- vertices, and foci.

From Textbooks • Sep. 23, 2020

The line through the foci, is called the transverse axis.

From Textbooks • May 6, 2020

The sun is one of the foci of the elliptical orbit.

From Textbooks • May 6, 2020

Ellipses have two centers, or foci; the more elongated the ellipse, the farther apart these foci are.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife