WotD: lacuna

Definition of lacuna

noun pluralla·cu·nae alsola·cu·nas

  1. 1:  a blank space or a missing part :gap; also:deficiency 1

  2. 2:  a small cavity, pit, or discontinuity in an anatomical structure

la·cu·nar also la·cu·nateadjective
From: http://www.merriam-webster.com/dictionary/lacuna

WotD: neurasthenia

neurasthenia
[noo r-uh s-thee-nee-uh, nyoo r-]
noun
1.
Psychiatry. (not in technical use) nervous debility and exhaustion occurring in the absence of objective causes or lesions; nervous exhaustion.

From http://www.dictionary.com/browse/neurasthenia

WotD: mellifluous

mellifluous

[muhlif-loo-uh s]
adjective
1.

sweetly or smoothly flowing; sweet-sounding:

a mellifluous voice; mellifluous tones.
2.

flowing with honey; sweetened with or as if with honey.
From: http://www.dictionary.com/browse/mellifluous