NATURALLY OCCURRING

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 Dictionary entry overview: What does naturally occurring mean? 

• NATURALLY OCCURRING (adjective)
  The adjective NATURALLY OCCURRING has 1 sense:

1. existing by nature and without artificial aid

  Familiarity information: NATURALLY OCCURRING used as an adjective is very rare.

 Dictionary entry details 

• NATURALLY OCCURRING (adjective)

Sense 1

Meaning:

Existing by nature and without artificial aid

Context example:

one of the 93 naturally occurring chemical elements

Similar:

present (being or existing in a specified place)

 Context examples 

A drug similar to the naturally occurring growth hormone inhibitor somatostatin.

(Octreotide, NCI Dictionary)

The disodium salt of a nitrogen-free bisphosphonate analog of naturally occurring pyrophosphate.

(Clodronate Disodium, NCI Thesaurus)

A peptide that mimics naturally occurring interleukin-11 (IL-11) with interleukin receptor binding activity.

(Bone Metastasis Targeting Peptide-11, NCI Thesaurus)

The determination of the amount of any opioid, including any of the naturally occurring and semi-synthetic opiates, fully synthetic opioids and their metabolites, present in a sample.

(Opioid Measurement, NCI Thesaurus)

A naturally occurring amino acid found in meat, fish, dairy and eggs.

(Ornithine, NCI Thesaurus)

Naturally occurring in mammals, phenylacetate induces differentiation, growth inhibition, and apoptosis in tumor cells.

(Phenyl Acetate, NCI Thesaurus)

The procaine salt form of penicillin G, a broad-spectrum, beta-lactam, naturally occurring penicillin antibiotic with antibacterial activity.

(Penicillin G Procaine, NCI Thesaurus)

A broad-spectrum, beta-lactam naturally occurring penicillin antibiotic with antibacterial activity.

(Penicillin G, NCI Thesaurus)

A promising approach to post-operative incision-site pain control uses a naturally occurring plant molecule called resiniferatoxin (RTX).

(Chemical from cactus-like plant shows promise in controlling surgical pain, while leaving touch and coordination intact, National Institutes of Health)

A naturally occurring xanthine derivative with central nervous system (CNS) stimulating activity.

(Caffeine, NCI Thesaurus)