cannelure

/ˌkænəˈlʊər/ /ˌkænəˈlɜːr/

Meanings

noun

A ringlike groove, such as that around the cylinder of an elongated bullet for small arms to contain a lubricant, or around the rotating band of a gun projectile to lessen the resistance offered to the rifling.

Examples :

"The ammunition expert pointed out the cannelure on the bullet, explaining that it helps hold lubricant, improving the gun's performance. "

Related Words

projectile noun

/pɹə(ʊ)ˈdʒɛktɪl/ /pɹəˈdʒɛk.taɪl/

An object intended to be or having been fired from a weapon.

"The archer used a strong bow to launch the projectile at the target. "

elongated verb

/iˈlɔŋɡeɪtɪd/ /iˈlɑŋɡeɪtɪd/

To make long or longer by pulling and stretching; to make elongated.

"The baker elongated the dough by pulling on it before placing it in the oven. "

rotating verb

/ˈroʊteɪtɪŋ/ /ˈroʊˌteɪtɪŋ/

To spin, turn, or revolve.

"He rotated in his chair to face me."

resistance noun

/ɹɪˈzɪstəns/

The act of resisting, or the capacity to resist.

"the resistance of bacteria to certain antibiotics"

cylinder noun

/ˈsɪlɪndə(ɹ)/ /ˈsɪləndɚ/

A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.

"The pencil holder was a cylinder, its smooth surface created by rotating a circle around its central axis. "

explaining verb

/ɪkˈspleɪnɪŋ/ /ɛkˈspleɪnɪŋ/

To make plain, manifest, or intelligible; to clear of obscurity; to illustrate the meaning of.

"To explain a chapter of the Bible."

improving verb

/ɪmˈpɹuːvɪŋ/

To make (something) better; to increase the value or productivity (of something).

"Buying more servers would improve performance."

offered verb

/ˈɑfɚd/ /ˈɒfəd/ /ˈɔfɚd/

To propose or express one's willingness (to do something).

"She offered to help with her homework."

lubricant noun

/ˈlubɹəkənt/ /ˈljuːbɹɪkənt/

A substance used to reduce friction between objects or surfaces.

"The bike chain was squeaking loudly, so I applied lubricant to it to make it run smoothly. "

ammunition noun

/ˌæmjuˈnɪʃən/

Articles used in charging firearms and ordnance of all kinds; as powder, balls, shot, shells, percussion caps, rockets, etc.

"The army carefully stored the ammunition in a secure vault. "

contain verb

/kənˈteɪn/

To hold inside.

"The box contains several important documents. "

performance noun

[pə.ˈfɔː.məns] [pɚ.ˈfɔɹ.məns]

The act of performing; carrying into execution or action; execution; achievement; accomplishment; representation by action.

"the performance of an undertaking or a duty"