half-line

American  

[haf-lahyn, hahf-] / ˈhæfˌlaɪn, ˈhɑf- /

noun

Mathematics.

1. ray.

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Etymology

Origin of half-line

First recorded in 1910–15

Example Sentences

So any time we’re on that field, whether it’s a half-line walkthrough or a full 11-on-11 play, they should be playing with their brains turned on.”

From Seattle Times • Jul. 26, 2023

He halted at the end of every half-line as if surprised by the phrases and policies that followed.

From The Guardian • Feb. 5, 2019

Turns out, thanks to a shrugged-off oh-well-never-mind half-line of dialogue early on, it was just a tranquilliser gun.

From The Guardian • Jan. 16, 2017

South River senior goalkeeper Paige Ford peered out toward the half-line and shuddered at the resignation she saw.

From Washington Post • Nov. 22, 2016

Similarly for the half-line, such as n, intersecting l2.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various