1. A part of the diameter or transverse axis of a conic section, intercepted between the vertex or some other fixed point and a semi-ordinate, as O D in fig.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• absciss,
• abscisse,
• abscise,
• zbscissa,
• sbscissa,
• wbscissa,
• qbscissa,
• avscissa,
• absciesa,
• abscisea,
• absissa,
• abscicsa,
• abacisst,
• abscison,
• abscissae,
• absisa,
• asscidia,
• absciza,
• absicsa,
• absciexa

• abasic,
• abscess,
• abacus,
• abscise,
• abscission.

The adjective form of the word "abscissa" is "abscissal".

The plural of the "abscissa" can be the "abscissas".

The singular of the "abscissa" can be the "abscissa".