/ English Dictionary

IMPEDANCE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A material's opposition to the flow of electric current; measured in ohms

Synonyms:

electric resistance; electrical resistance; impedance; ohmic resistance; resistance; resistivity

Classified under:

Nouns denoting natural phenomena

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

electrical phenomenon (a physical phenomenon involving electricity)

Hyponyms (each of the following is a kind of "impedance"):

ohmage (the ohmic resistance of a conductor)

Credits

 Context examples: 

Because the acoustic impedance of perflutren lipid microspheres is much lower than that of blood, impinging ultrasound waves are scattered and reflected at the microsphere-blood interface and may be visualized with ultrasound imaging.

(Perflutren Lipid Microspheres, NCI Thesaurus)

Because the acoustic impedance of perflutren protein-type A microspheres is much lower than that of blood, impinging ultrasound waves are scattered and reflected at the microsphere-blood interface and may be visualized with ultrasound imaging.

(Perflutren Protein-Type A Microspheres, NCI Thesaurus)

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