English Reference
adverb

mainly

adv.
US /ˈmeɪnɫi/ UK /mˈeɪnli/ main·ly

  1. 01 B1 Intermediate

    mostly; used to talk about the most important part of something or the most common situation.

    principally or for the most part; used to identify the primary factor, reason, or constituent in a set.

    Simple

    The crowd at the music festival was mainly made up of teenagers.

    In context

    The local economy relies mainly on seasonal tourism, which leaves many residents seeking alternative employment during the winter months.

  2. 02 C2 Proficiency Archaic

    with great strength or power.

    with great force, vigour, or intensity.

    Simple

    The knights fought mainly against the invaders to protect their land.

    In context

    In the ancient chronicles, the hero is described as striking mainly at his foes until the shield itself shattered under the pressure.

    Usage

    In modern English, this sense has been entirely replaced by 'forcefully' or 'vigorously'.

Usage mainly apply · mainly base · mainly cause


From Middle English maynly; equivalent to main + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Middle English maynly
Level B1 · Intermediate
Frequency Common
Updated