LOBE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does lobe mean? 

• LOBE (noun)
  The noun LOBE has 4 senses:

1. (anatomy) a somewhat rounded subdivision of a bodily organ or part

2. (botany) a part into which a leaf is divided

3. the enhanced response of an antenna in a given direction as indicated by a loop in its radiation pattern

4. a rounded projection that is part of a larger structure

  Familiarity information: LOBE used as a noun is uncommon.

 Dictionary entry details 

• LOBE (noun)

Sense 1

Meaning:

(anatomy) a somewhat rounded subdivision of a bodily organ or part

Classified under:

Nouns denoting body parts

Context example:

ear lobe

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

body part (any part of an organism such as an organ or extremity)

Domain category:

anatomy; general anatomy (the branch of morphology that deals with the structure of animals)

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

ear lobe; earlobe (the fleshy pendulous part of the external human ear)

hepatic lobe (any of the five lobes forming the liver)

lobe of the lung (any of the three lobes of the right lung or the two lobes of the left lung)

lobule (a small lobe or subdivision of a lobe)

frontal cortex; frontal lobe (that part of the cerebral cortex in either hemisphere of the brain lying directly behind the forehead)

prefrontal cortex; prefrontal lobe (the anterior part of the frontal lobe)

parietal cortex; parietal lobe (that part of the cerebral cortex in either hemisphere of the brain lying below the crown of the head)

occipital cortex; occipital lobe (that part of the cerebral cortex in either hemisphere of the brain lying in the back of the head)

temporal cortex; temporal lobe (that part of the cerebral cortex in either hemisphere of the brain lying inside the temples of the head)

Holonyms ("lobe" is a part of...):

organ (a fully differentiated structural and functional unit in an animal that is specialized for some particular function)

Derivation:

lobar (of or relating to or affecting a lobe)

Sense 2

Meaning:

(botany) a part into which a leaf is divided

Classified under:

Nouns denoting plants

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

plant part; plant structure (any part of a plant or fungus)

Domain category:

botany; phytology (the branch of biology that studies plants)

Holonyms ("lobe" is a part of...):

foliage; leaf; leafage (the main organ of photosynthesis and transpiration in higher plants)

Sense 3

Meaning:

The enhanced response of an antenna in a given direction as indicated by a loop in its radiation pattern

Classified under:

Nouns denoting communicative processes and contents

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

loop (anything with a round or oval shape (formed by a curve that is closed and does not intersect itself))

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

major lobe (the maximum lobe in the radiation pattern which is intended to be along the forward axis and which gives the effect of a beam)

Holonyms ("lobe" is a part of...):

pattern; radiation diagram; radiation pattern (graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle)

Sense 4

Meaning:

A rounded projection that is part of a larger structure

Classified under:

Nouns denoting man-made objects

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

projection (any structure that branches out from a central support)

Derivation:

lobar (of or relating to or affecting a lobe)

 Context examples 

A neoplasm without metastatic potential arising from the anterior or the posterior lobe of the pituitary gland.

(Benign Pituitary Gland Neoplasm, NCI Thesaurus)

A therapeutic surgical procedure involving the removal of two lobes of the right lung.

(Bilobectomy, NCI Thesaurus)

Surgical removal of a lobe of the brain.

(Brain Lobectomy, NCI Thesaurus)

A small part of a lobe in the breast.

(Breast lobule, NCI Dictionary)

The vast majority are adenomas arising from the anterior lobe of the pituitary gland.

(Pituitary Gland Neoplasm, NCI Thesaurus)

It consists of the right and left lobes.

(Anterior Surface of the Liver, NCI Thesaurus)

The glandular or anterior lobe of the pituitary gland.

(Anterior Lobe of the Pituitary Gland, NLM, Medical Subject Headings)

The artery that delivers blood to the anterior portion of the parietal lobe.

(Anterior Parietal Artery, NCI Thesaurus)

A functioning or non-functioning endocrine neoplasm that arises from the anterior lobe of the pituitary gland.

(Anterior Pituitary Gland Endocrine Neoplasm, NCI Thesaurus)

A neoplasm arising from the anterior lobe of the pituitary gland.

(Anterior Pituitary Gland Neoplasm, NCI Thesaurus)