Is LONGITUDINALLY a valid Scrabble word?

Yes, LONGITUDINALLY is a valid word in US Scrabble and UK Scrabble, worth 19 points.

Base score before bonus squares; blank tiles score zero.

What does LONGITUDINALLY mean?

adverb
across time
“We studied the development of the children longitudinally”
adverb
in the direction of the length
“He cut the paper lengthwise”
adverb
with respect to longitude
“longitudinally measured”

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble: 19
Words With Friends: 25
Letters: 14

L (1) + O (1) + N (1) + G (2) + I (1) + T (1) + U (1) + D (2) + I (1) + N (1) + A (1) + L (1) + L (1) + Y (4) = 19 points in Scrabble.

Dictionary status

Scrabble (US & Canada)Valid
Scrabble (UK & worldwide)Valid
Words With FriendsListed

Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.

Hooks for LONGITUDINALLY

LONGITUDINALLY has no one-letter front or back hooks in US Scrabble. Adding a single letter to either end does not make another word in that list.

Front hooks0

None. Nothing can be added to the front.

Back hooks0

None. Nothing can be added to the end.

Study LONGITUDINALLY and related words

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