Main
Main adjective - Coming before all others in importance.
Usage example: this is the main point of the study—everything else is secondary
Number one and main are semantically related in important topic. In some cases you can use "Number one" instead the word "Main" as an adjective or a noun.
Number one
Number one adjective - Coming before all others in importance.
Usage example: considers international terrorism to be the number one threat to national security
Main and number one are semantically related in important topic. You can use "Main" instead the phrase "Number one" as an adjective or a noun.
Mutual synonyms
Both terms in one sentence
-
Exhibit number one: the main rifle Tommy uses, the one with all the membranes and claws sticking out of it, has an alt-fire that works like a sniper rifle.
Source: Video Game / Prey (2006) -
A week later on SmackDown, Amore and Cassady defeated the Ascension in their main roster debut, in a tournament to determine the number one contenders for the WWE Tag Team Championship.
Source: Wrestling / Enzo and Cass -
The villains of any sports series or movie, the Opposing Sports Team is the number one team before the main hero's eventual victory.
Source: Opposing Sports Team
Cite this Source
Number one and Main. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/main/number_one
Main & Number one. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/main/number_one>.
Number one or Main. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/main/number_one.
Google Ngram Viewer shows how "main" and "number one" have occurred on timeline