UnscrambleTheWord.coconcave
Is it a Scrabble word? See definition, points, and words you can make.
Is concave a Scrabble word?
Word Games
- Scrabble US/Canada (OTCWL) Yes
- Scrabble UK (SOWPODS) Yes
- Wordle No
- Words With Friends Yes
Scrabble US/Canada (OTCWL) 
Wordle 
Words With Friends What is the meaning of concave?
Definition
adj (English)
1. (geometry, not comparable, of a polygon) Not convex; having at least one internal angle greater than 180 degrees.not-comparable
2. (functional analysis, not comparable, of a real-valued function on the reals) Satisfying the property that all segments connecting two points on the function's graph lie below the function.not-comparable
noun (English)
1. (manufacturing) An element of a curved grid used to separate desirable material from tailings or chaff in mining and harvesting.
2. (surfing) An indentation running along the base of a surfboard, intended to increase lift.
3. (skateboarding) An indented area on the top of a skateboard, providing a position for foot placement and increasing board strength.
4. (gambling) A playing card made concave for use in cheating.
Definition source: Wiktionary