'Expanding' definitions:

Definition of 'Expanding'

From: GCIDE

Expand \Ex*pand"\, v. t. [imp. & p. p. Expanded; p. pr. & vb. n. Expanding.] [L. expandere, expansum; ex out + pandere to spread out, to throw open; perh. akin to E. patent. Cf. Spawn.]
1. To lay open by extending; to open wide; to spread out; to diffuse; as, a flower expands its leaves. [1913 Webster]
Then with expanded wings he steers his flight. --Milton. [1913 Webster]
2. To cause the particles or parts of to spread themselves or stand apart, thus increasing bulk without addition of substance; to make to occupy more space; to dilate; to distend; to extend every way; to enlarge; -- opposed to contract; as, to expand the chest; heat expands all bodies; to expand the sphere of benevolence. [1913 Webster]
3. (Math.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5. [1913 Webster]

From: GCIDE

Expanding \Ex*pand"ing\, a. That expands, or may be expanded; extending; spreading; enlarging. [1913 Webster]
Expanding bit, Expanding drill (Mech.), a bit or drill made adjustable for holes of various sizes; one which can be expanded in diameter while boring.
Expanding pulley (Mach.), a pulley so made, as in sections, that its diameter can be increased or diminished. [1913 Webster]

From: GCIDE

increasing \increasing\ adj.
1. becoming greater or larger; as, increasing prices. [Narrower terms: {accretionary ; {augmenting, augmentative, building ; {expanding ; {flared, flaring ; {growing ; {incorporative ; {lengthening ; {maximizing ; {multiplicative ; {profit-maximizing ; {raising ; {accretive ; {rising ] decreasing [WordNet 1.5]
2. same as growing, 1. [prenominal]
Syn: growing(prenominal), incremental. [WordNet 1.5]
3. (Music) increasing in some musical quality. Opposite of decreasing. [Narrower terms: {accelerando ; {crescendo ] [WordNet 1.5]