PABA

Pronunciation (US):

(GB):

 Dictionary entry overview: What does PABA mean? 

• PABA (noun)
  The noun PABA has 1 sense:

1. a metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockers

  Familiarity information: PABA used as a noun is very rare.

 Dictionary entry details 

• PABA (noun)

Sense 1

Meaning:

A metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockers

Classified under:

Nouns denoting substances

Synonyms:

PABA; para aminobenzoic acid

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

acid (any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt)

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

sun blocker; sunblock; sunscreen (a cream spread on the skin; contains a chemical (as PABA) to filter out ultraviolet light and so protect from sunburn)

 Context examples 

Also called PABA and para-aminobenzoic acid.

(Aminobenzoic acid, NCI Dictionary)

Bacteria that live in the intestines need PABA to survive.

(PABA, NCI Dictionary)

An analog of para-aminobenzoic acid (PABA) with antitubercular activity.

(Aminosalicylic Acid, NCI Thesaurus)

The sodium salt form of aminosalicylic acid, an analog of para-aminobenzoic acid (PABA) with antitubercular activity.

(Aminosalicylate Sodium, NCI Thesaurus)

A calcium salt form of aminosalicylic acid, an analog of para-aminobenzoic acid (PABA) with antitubercular activity.

(Aminosalicylate Calcium, NCI Thesaurus)

Also called aminobenzoic acid and PABA.

(Para-aminobenzoic acid, NCI Dictionary)

The hydrochloride salt of the substituted benzamide metoclopramide, a para-aminobenzoic acid (PABA) derivative that is structurally related to procainamide, with gastroprokinetic and antiemetic activities.

(Metoclopramide Hydrochloride, NCI Thesaurus)

A substituted benzamide and a derivative of para-aminobenzoic acid (PABA) that is structurally related to procainamide, with gastroprokinetic and antiemetic effects.

(Metoclopramide, NCI Thesaurus)

When exposed to light, aminobenzoic acid (para-aminobenzoic acid or PABA) absorbs UV light and emits excess energy via a photochemical reaction that may cause damage to DNA.

(Aminobenzoic acid, NCI Thesaurus)

As a structural analog of p-aminobenzoic acid (PABA), dapsone inhibits dihydropteroate synthase (DHPS), an enzyme important in folate synthesis, resulting in a depletion of the folate pool and a reduction in the amount of thymidylate available for DNA synthesis.

(Dapsone, NCI Thesaurus)