Thesaurus.com
Dictionary.com
Showing results for master. Search instead for masteri.
Definitions

master

[mas-ter, mah-ster] / ˈmæs tər, ˈmɑ stər /
ADJECTIVE
expert
Synonyms
STRONGEST
adept experienced skilled skillful
STRONG
ace crack crackerjack
WEAK
masterly proficient
Antonyms
STRONGEST
green ignorant inexperienced unskilled
WEAK
amateur auxiliary copy duplicate minor subordinate
ADJECTIVE
main
Synonyms
STRONGEST
leading
STRONG
ascendant chief controlling grand great major original overbearing predominate prime principal sovereign
WEAK
foremost paramount predominant preponderant prevalent regnant supreme
Antonyms
STRONG
inferior insignificant lesser little minor poor secondary small unimportant
WEAK
amateur auxiliary copy duplicate subordinate
NOUN
person in charge, female or male
Synonyms
STRONGEST
administrator boss commander director guru instructor judge manager owner ruler teacher
STRONG
captain chief chieftain commandant conqueror controller employer general governor guide head lord matriarch overlord overseer patriarch pedagogue preceptor principal pro skipper superintendent supervisor swami taskmaster tutor wheel
WEAK
commanding officer head person schoolmaster/mistress spiritual leader top dog
Antonyms
STRONGEST
employee follower pupil student worker
WEAK
amateur sancho servant
NOUN
expert, skilled person, female or male
Synonyms
STRONGEST
artist authority connoisseur doctor genius guru professional scientist
STRONG
ace adept artiste buff champion conqueror doyen doyenne maestro maven pro pundit sage savant shark victor virtuoso whiz winner wizard
WEAK
old hand old pro past master prima donna proficient real pro whiz-bang
Antonyms
STRONG
amateur ignoramus loser rookie
WEAK
servant
VERB
learn; become proficient
Synonyms
STRONGEST
comprehend grasp understand
STRONG
acquire cram grind study swamp
WEAK
beat the game beat the system bone up bury yourself in excel in gain mastery get down cold get down pat get hold of get the hang of get the knack of hit the books learn the ropes megastudy pick up
Antonyms
STRONGEST
misinterpret mistake misunderstand
WEAK
be ignorant

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This master data layer, which Palantir called Ontology, became the foundation upon which all of its other applications were built.

From MarketWatch • Apr. 4, 2026

"They will be biological, programmable, and intelligent. They will be the tools that allow us to finally master the molecular world."

From Science Daily • Mar. 31, 2026

In 2021, the CEO said his work schedule hadn’t allowed time for him to learn and master French.

From The Wall Street Journal • Mar. 30, 2026

Investigators discovered a link to Bagur, who is a business coach rival of Dini's as well as being the 69-year-old "venerable master" of the Athanor lodge.

From Barron's • Mar. 30, 2026

The master had said it in so many words—my reward for whatever awaited me in this nightmarish new world into which I had enlisted.

From "Flying Through Water" by Mamle Wolo

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.