English Dictionary

PREEXIST

Pronunciation (US): Play  (GB): Play

IPA (US): 

 Dictionary entry overview: What does preexist mean? 

PREEXIST (verb)
  The verb PREEXIST has 1 sense:

1. exist beforehand or prior to a certain point in timeplay

  Familiarity information: PREEXIST used as a verb is very rare.


 Dictionary entry details 


PREEXIST (verb)

 Conjugation: 
Present simple: I / you / we / they preexist  Listen to US pronunciation  Listen to GB pronunciation ... he / she / it preexists  Listen to US pronunciation  Listen to GB pronunciation
Past simple: preexisted  Listen to US pronunciation  Listen to GB pronunciation
Past participle: preexisted  Listen to US pronunciation  Listen to GB pronunciation
-ing form: preexisting  Listen to US pronunciation  Listen to GB pronunciation


Sense 1

Meaning:

Exist beforehand or prior to a certain point in time

Classified under:

Verbs of being, having, spatial relations

Context example:

Did this condition pre-exist?

Hypernyms (to "preexist" is one way to...):

be; exist (have an existence, be extant)

Sentence frame:

Something ----s

Derivation:

pre-existent (existing previously or before something)

preexistence (existing in a former state or previous to something else)

preexistent (existing previously or before something)


 Context examples 


Hypertension occurring without preexisting renal disease or known organic cause.

(Essential Hypertension, NIH CRISP Thesaurus)

In human, HGPIN occurs in previously normal prostate, so epithelial proliferation occurs within preexisting basement membrane bound glands and ducts.

(High Grade Mouse Prostatic Intraepithelial Neoplasia, NCI Thesaurus/MMHCC)

The size is usually less than 4 mm in diameter and retains preexisting alveolar structure.

(Adenoma of the Mouse Pulmonary System, NCI Thesaurus/MMHCC)

Group III: Patients with preexisting chronic pain and cancer pain.

(Cancer Pain Group, NCI Thesaurus)

Malignant melanoma of the iris often originates from preexisting nevi.

(Iris Neoplasm, NLM, Medical Subject Headings)

Phosphoprotein NFATP, the 'preexisting component' of NFAT present in the unstimulated T-cell cytosol, locates in the nucleus as part of NFAT after activation.

(NF-AT, NCI Thesaurus)

Relevant elements of medical history, including preexisting medical conditions, events and facts (e.g., allergies, race, pregnancy, smoking and alcohol use, hepatic/renal dysfunction, etc.) not listed in MedWatch form.

(Other Personal Medical History, NCI Thesaurus)

An electrocardiographic finding of the sudden onset of transient AV block, which is often associated with preexisting conduction disorders.

(Paroxysmal Atrioventricular Block by ECG Finding, NCI Thesaurus/CDISC)

A large 2011 study found that omega-3 supplements did not improve the brain health of older patients with preexisting heart disease.

(Study shows no benefit of omega-3 or other nutritional supplements for cognitive decline, NIH)

Even patients with preexisting coronary artery plaque saw a reduction in coronary inflammation following biologic therapy.

(Psoriasis therapy linked to reduced coronary inflammation in patients with the skin condition, National Institutes of Health)



 Learn English with... Proverbs 
"Doubt is the beginning, not the end, of wisdom." (English proverb)

"The hand with mud, the bread with honey." (Albanian proverb)

"A bird that flies from the ground onto an anthill, does not know that it is still on the ground." (Nigerian proverb)

"When in need, you shall know a friend." (Czech proverb)



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