flatless en · ADJ
Etymology
From flat + -less.
Meanings
- Without a flat.
-
That will not deflate, without flatness.
In 1979, a California company began manufacturing a flatless polyurethane tire for wheelchairs.
1991, Malcolm Abrams, Harriet Bernstein, More Future Stuff: Over 250 Inventions that Will Change Your Life by 2001:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| most flatless | Degree=Sup | lexicographic | |
| more flatless | Degree=Cmp | lexicographic |