TIRELESS

hardworking, industrious, tireless, untiring

(adjective) characterized by hard work and perseverance

indefatigable, tireless, unflagging, unwearying

(adjective) showing sustained enthusiastic action with unflagging vitality; “an indefatigable advocate of equal rights”; “a tireless worker”; “unflagging pursuit of excellence”

Source: WordNet® 3.1


Etymology 1

(intransitive) tire + -less

Adjective

tireless (not comparable)

Indefatigable, untiring and not yielding to fatigue

Synonyms

• untiring

Etymology 2

Adjective

tireless (not comparable)

Without a tire (wheel covering); tyreless.

Anagrams

• Leisters, leisters, riteless

Source: Wiktionary


Tire"less, a.

Definition: Untiring.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

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