The phrase "a armour" is not correct in written English; it should be "an armour." You can use "an armour" when referring to protective clothing or equipment, particularly in a historical or fantasy context.
Example: "The knight donned an armour before heading into battle."
Alternatives: "a suit of armor" or "a protective gear."
Broderick-Forsgren, K, Davenport, CA, Sivak, JA, Hargett, CW, Foster, MC, Monteagudo, A, Armour, A, Rajagopal, S, Arges, K, Velazquez, EJ, and Samad, Z. "Improving on the diagnostic characteristics of echocardiography for pulmonary hypertension". The international journal of cardiovascular imaging 33, no. 9 (September 2017): 1341-1349.
It is highly accurate and fires a round called an armour piercing incendiary, a bullet that the Iranians manufacture.
WHEN choosing a product once called "an armour against pleasure, and a cobweb against infection", people tend to go for trusted brands.
He wears an armour and a necklace down to his large belly.
Less heavily armoured was the protected cruiser, the engines and magazines of which were shielded by an armoured deck, but which lacked an armour belt.
The Hawkins-class cruisers were protected with an armour that had a maximum thickness of 4 inches abreast the ships' magazines and a minimum thickness of 1.5 inches.
The Vayu Purana records that when born, Prithu stood with a bow, arrows and an armour, ready to destroy the earth, which was devoid of Vedic rituals.
Markandeya Purana describes Revanta as "holding a sword and bow, clad in an armour, riding on horseback, and carrying arrows and a quiver".
Sophocles was born into a wealthy family (his father was an armour manufacturer) and was highly educated.
It's an armour, of sorts, lending the singer a certain toughness.
It had an armour penetration of 250 millimeters at an incident angle of 90°, 220 millimeters at 60°, 120 millimeters at 30°.
