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An evolutionary trend in which the neural and sense organs become centralized at one end (the head) of an animal.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: biology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
The redistribution of blood flow from the base of the lung towards the upper lobe vessels as a consequence of pulmonary venous hypertension, usually described on a chest radiograph.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided