Result from Foreign Dictionaries (3 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
niacin \niacin\ n.
A B vitamin (vitamin B5) essential for the normal function of
the nervous system and the gastrointestinal tract. Called
also {nicotinic acid} and {antipellagra vitamin}. Chemical
formula {C6H5NO2}, chemically it is 3-pyridinecarboxylic
acid.
Syn: nicotinic acid.
[WordNet 1.5]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
nicotinic acid \nic`o*tin"ic ac"id\, n. (Chem.)
An organic acid ({C6H5NO2}), a carboxylated derivative of
pyridine, obtained by the oxidation of nicotine; called also
{niacin} and {antipellagra vitamin}, and {vitamin B5}.
Chemically it is 3-pyridinecarboxylic acid.
Note: It is a cofactor in several enzymatic reactions, and is
used to prevent a pellagra-like disease in dogs.
--[MI11]
Syn: 3-pyridinecarboxylic acid, niacin, antipellagra vitamin.
[1913 Webster +PJC]
From WordNet (r) 3.0 (2006) [wn]:
niacin
n 1: a B vitamin essential for the normal function of the
nervous system and the gastrointestinal tract [syn:
{niacin}, {nicotinic acid}]
แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย
