Library / English Dictionary

Y

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The 25th letter of the Roman alphabet

Synonyms:

wye; Y

Classified under:

Nouns denoting communicative processes and contents

Hypernyms ("Y" is a kind of...):

alphabetic character; letter; letter of the alphabet (the conventional characters of the alphabet used to represent speech)

Holonyms ("Y" is a member of...):

Latin alphabet; Roman alphabet (the alphabet evolved by the ancient Romans which serves for writing most of the languages of western Europe)

Sense 2

Meaning:

A silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys

Synonyms:

atomic number 39; Y; yttrium

Classified under:

Nouns denoting substances

Hypernyms ("Y" is a kind of...):

metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

Holonyms ("Y" is a substance of...):

fergusonite (a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals)

gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)

xenotime (a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form)

Credits

 Context examples: 

Neuropeptide Y receptor type 5 (445 aa, ~51 kDa) is encoded by the human NPY5R gene.

(Neuropeptide Y Receptor Type 5, NCI Thesaurus)

Nuclear transcription factor Y subunit alpha (347 aa, ~37 kDa) is encoded by the human NFYA gene.

(Nuclear Transcription Factor Y Subunit Alpha, NCI Thesaurus)

A chromosomal deletion in the pseudoautosomal region 1 of either chromosome X or Y causing fusion of this gene with the CRLF2 gene is associated with B-cell acute lymphoblastic leukemia.

(P2RY8 wt Allele, NCI Thesaurus)

EXAMPLE(S): "Y" designates that the PerformedActivity is missed.

(Performed Activity Missed Indicator, NCI Thesaurus/BRIDG)

He were afraid of none, not he; on'y Silver—Silver was that genteel.

(Treasure Island, by Robert Louis Stevenson)

This allele, which encodes neuropeptide Y receptor type 5 protein, plays a role in diverse physiological functions as a receptor for neuropeptide Y.

(NPY5R wt Allele, NCI Thesaurus)

This gene is involved in binding to neuropeptide Y.

(NPY5R Gene, NCI Thesaurus)

This allele, which encodes neuropeptide Y protein, plays a role in the regulation of appetite, female reproductive functions and angiogenesis.

(NPY wt Allele, NCI Thesaurus)

This gene is involved in diverse physiological functions as a receptor for neuropeptide Y.

(NPY1R Gene, NCI Thesaurus)

This allele, which encodes neuropeptide Y receptor type 1 protein, plays a role in diverse physiological functions as a receptor for neuropeptide Y.

(NPY1R wt Allele, NCI Thesaurus)