There are 2 definitions of conus in English:

conus1

Line breaks: conus
Pronunciation: /ˈkəʊnəs
 
/

noun (plural coni /-nʌɪ/)

Anatomy
1 (in full conus arteriosus /ɑːˌtɪərɪˈəʊsəs/) The upper front part of the right ventricle of the heart.
More example sentences
  • Since the aorta and the pulmonary artery develop from a common conus arteriosus, irregular and imperfect development of the septum between them may also produce variations.
  • The heart appears to be the most primitive of all adult vertebrates, with the auricle, ventricle and conus arteriosus arranged in straight line, rather than being doubled over one another.
  • A conus artery arising from the aorta was found in 50% of 651 subjects.
2 (in full conus medullaris /ˌmɛdəˈlɑːrɪs/) The conical lower extremity of the spinal cord.
More example sentences
  • The spinal cord tapers caudally to become the conus medullaris.
  • An MRI (not shown) showed the conus medullaris to be at L1 - L2, and the sacrum to be dysplastic.
  • A spinal ultrasound from the second day of life (not provided) showed the spinal cord conus to be normally positioned at L1.

Origin

late 19th century: from Latin, literally 'cone'.

Definition of conus in:

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Word of the day setose
Pronunciation: ˈsiːtəʊs
adjective
bearing bristles or setae; bristly

There are 2 definitions of conus in English:

CONUS2

Syllabification: CO·NUS
Pronunciation: /ˈkōnəs/

Entry from US English dictionary

abbreviation

chiefly Military
The 48 contiguous states in the United States (that is, all the states except Alaska and Hawaii).

Origin

acronym, from contiguous United States.

Definition of conus in:

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Word of the day setose
Pronunciation: ˈsiːtəʊs
adjective
bearing bristles or setae; bristly