Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
Pronunciation varies by accent · noun
(geometry) The intersection of a surface of revolution and a half-plane through its centre.
Use semimeridian when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Semimeridian means (geometry) The intersection of a surface of revolution and a half-plane through its centre.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use semimeridian where its definition matches the intended context.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.