List: rare term

rare term  expression 

• All ships retreat (military command), complete ship withdrawal

rare term  noun  noun (generic) 

• flail (for threshing grain)

rare term  mathematics  noun  noun (generic) 

• complementary set, complement

rare term  noun  noun (generic) 

• North Pacific right whale (Eubalaena japonica)

rare term  noun  noun (generic) 

• Ediacara fossil biota

usually written using kana alone  rare term  noun  noun (generic) 

• Beyrich's slit shell (species of sea snail, Pleurotomaria beyrichii)

rare term  usually written using kana alone  noun  noun (generic) 

• saltwater crocodile (Crocodylus porosus), estuarine crocodile

rare term  noun  noun (generic) 

• flaw noise (in bearings)

rare term  noun  noun (generic) 

• Laplace's demon

rare term  noun  noun (generic) 

• coracoid