# right ascension

> English word · Noun

## Definitions
1. The angular distance east of the vernal point (“the solar zenith at the March equinox”); the celestial equivalent of longitude.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/right-ascension