Definify.com
Webster 1913 Edition
Trilling
Tril′ling
,Noun.
 [Cf. G. 
drilling
.] 1. 
One of tree children born at the same birth. 
Wright.
 2. 
(Crystallog.) 
A compound crystal, consisting of three individuals. 
Webster 1828 Edition
Trilling
TRILL'ING
,ppr.
 Definition 2025
trilling
trilling
English
Verb
trilling
- present participle of trill
Noun
trilling (plural trillings)
-  The production of a trill sound.
-  1910, Proceedings of the Entomological Society of Washington
- During the singing act these wing surfaces are moved rapidly on each other, producing the familiar strident trillings of midsummer.
 
 
-  1910, Proceedings of the Entomological Society of Washington
Etymology 2
Noun
trilling (plural trillings)
-  (crystallography) A compound crystal consisting of three individuals.
-  1974, Mineral Digest (volumes 6-8, page 148)
- Chrysoberyl is orthorhombic in symmetry. Like many orthorhombic minerals, it readily forms an intergrowth with two other individual crystals to make trillings with six sides or, at least, V-shaped twins.
 
 
-  1974, Mineral Digest (volumes 6-8, page 148)
-  (obsolete) One of three children born at the same birth; a triplet.
- (Can we find and add a quotation of Wright to this entry?)
 
Dutch
Pronunciation
- Hyphenation: tril‧ling
Etymology
Noun
trilling f (plural trillingen, diminutive trillinkje n)
Synonyms
Norwegian Nynorsk
Etymology
From trinnling.
Pronunciation
- IPA(key): /triliŋɡ/ (example of pronunciation)
Noun
trilling m (definite singular trillingen, indefinite plural trillingar, definite plural trillingane)
- triplet (one of three siblings born at the same time of the same mother)
References
- “trilling” in The Nynorsk Dictionary.