JMdict entry #1507770

1. noun (common) (futsuumeishi) flat board; slab; slat; plane table
2. adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) monotonous; dull; flat; boring
3. noun (common) (futsuumeishi) linguistics abbreviation even pitch; accentless pitch; Japanese pitch accent pattern with no drop from high to low pitch
   see: 平板型