Wordnet 3.0
ADVERB (1)
1.
by spectrographic means;
- Example: "the speech spectrum was displayed spectrographically"
The Collaborative International Dictionary of English v.0.48:
Spectrograph \Spec"tro*graph\, n. [Spectrum + graph.] (Physics)
(a) An apparatus for photographing or mapping a spectrum.
(b) A photograph or picture of a spectrum. --
Spec`tro*graph"ic, a. -- Spec`tro*graph"ic*al*ly,
adv. -- Spec*trog"ra*phy, n.
[Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):
spectrographically
adv 1: by spectrographic means; "the speech spectrum was
displayed spectrographically"