:rare mode: [UNIX] adj. CBREAK mode (character-by-character with
interrupts enabled). Distinguished from {raw mode} and {cooked
mode}; the phrase "a sort of half-cooked (rare?) mode" is used
in the V7/BSD manuals to describe the mode. Usage: rare.
-- The AI Hackers Dictionary
cooked mode: [UNIX, by opposition with {raw mode}] n. The
normal character-input mode, with interrupts enabled and with
erase, kill and other special-character interpretations performed
directly by the tty driver....