Library / English Dictionary

INVASION

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The act of invading; the act of an army that invades for conquest or plunder

Classified under:

Nouns denoting acts or actions

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

incursion; penetration (an attack that penetrates into enemy territory)

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

inroad (an invasion or hostile attack)

Derivation:

invade (march aggressively into another's territory by military force for the purposes of conquest and occupation)

Sense 2

Meaning:

(pathology) the spread of pathogenic microorganisms or malignant cells to new sites in the body

Example:

the tumor's invasion of surrounding structures

Classified under:

Nouns denoting natural events

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

spread; spreading (process or result of distributing or extending over a wide expanse of space)

Domain category:

medical specialty; medicine (the branches of medical science that deal with nonsurgical techniques)

Derivation:

invade (penetrate or assault, in a harmful or injurious way)

Sense 3

Meaning:

Any entry into an area not previously occupied

Example:

an invasion of locusts

Synonyms:

encroachment; intrusion; invasion

Classified under:

Nouns denoting natural events

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

entering; entrance (a movement into or inward)

Derivation:

invade (to intrude upon, infringe, encroach on, violate)

invade (occupy in large numbers or live on a host)

Credits

 Context examples: 

Fyn3, a tyrosine protein kinase involved in tyrosine phosphorylation, cytoskeleton remodeling and signal transduction, is upregulated in certain cancers and plays a key role in cancer cell invasion and survival.

(Antibody-Drug Conjugate SC16LD6.5, NCI Thesaurus)

A squamous cell carcinoma with minimal stromal invasion.

(Microinvasive Squamous Cell Carcinoma, NCI Thesaurus)

An intraepithelial carcinoma of the middle ear without evidence of invasion.

(Middle Ear Carcinoma In Situ, NCI Thesaurus)

Inhibition of the activity of p-cadherin may inhibit tumor cell invasion and proliferation in p-cadherin expressing tumor cells.

(P-cadherin Antagonist PF-03732010, NCI Thesaurus)

Specifically, curcumin inhibits cell invasion by inhibiting matrix metalloproteinase-9 (MMP-9) expression by suppressing NF-kB and AP-1 activation.

(Olive Oil Extract/Curcumin-based Capsule, NCI Thesaurus)

Clinical course usually leads to early local invasion of the bony thoracic structures.

(Pancoast Syndrome, NCI Thesaurus)

It does not show evidence of vascular invasion or metastasis to other anatomic sites.

(Pancreatic Delta Cell Adenoma, NCI Thesaurus)

The former do not metastasize and the latter two are associated with a future risk of stromal invasion and metastasis.

(Non-Malignant, NCI Thesaurus)

A transitional cell carcinoma characterized by a papillary growth pattern and lack of stromal invasion.

(Non-Invasive Papillary Transitional Cell Carcinoma, NCI Thesaurus)

A neoplasm of keratinocytes with local invasion and/or metastasis with evidence of keratinization apparent in greater than 1/3 of the neoplasm but less than 2/3 of the neoplasm.

(Moderately-differentiated Squamous Cell Carcinoma of the Mouse Skin, NCI Thesaurus/MMHCC)