CWSolver.co.uk

% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clue for "RADII"

RADII: diameter halves; arm bones; half-diameters; bicycle spokes, e.g.; minute hands, essentially; bones next to ulnae; spokes, say; variables in (pi)r^2 and 2(pi)r