SESQUIPEDAL; SESQUIPEDALIAN
Ses*quip"e*dal, Ses`qui*pe*da"li*an, a. Etym: [Sesqui- + pedal: cf.
F. sesquipédal, L. sesquipedalis.]

Defn: Measuring or containing a foot and a half; as, a sesquipedalian pygmy; — sometimes humorously applied to long words.

SESQUIPEDALIANISM; SESQUIPEDALISM
Ses`qui*pe*da"li*an*ism, Ses*quip"e*dal*ism, n.

Defn: Sesquipedality.

SESQUIPEDALITY
Ses`qui*pe*dal"i*ty, n.

1. The quality or condition of being sesquipedal. Sterne.

2. The use of sesquipedalian words; style characterized by the use of long words; sesquipedalism.

SESQUIPLICATE
Ses*quip"li*cate, a. Etym: [Sesqui- + plicate.] (Math.)

Defn: Subduplicate of the triplicate; — a term applied to ratios; thus, a and a' are in the sesquiplicate ratio of b and b', when a is to a' as the square root of the cube of b is to the square root of the cube of b', or a:a'::sq. rootb3:sq. rootb'3. The periodic times of the planets are in the sesquiplicate ratio of their mean distances. Sir I. Newton.

SESQUISALT
Ses"qui*salt, n. Etym: [Sesqui- + salt.] (Chem.)