Adjective

(er)

Capable of producing great physical force.

Capable of withstanding great physical force.

fast moving water, wind, etc, which has a lot of power.

Determined; unyielding.

* , chapter=10

, title= The Mirror and the Lamp , passage=It was a joy to snatch some brief respite, and find himself in the rectory drawing–room. Listening here was as pleasant as talking; just to watch was pleasant. The young priests who lived here wore cassocks and birettas; their faces were fine and mild, yet really strong , like the rector's face; and in their intercourse with him and his wife they seemed to be brothers.}}

Highly stimulating to the senses.

Having an offensive or intense odor or flavor.

Having a high concentration of an essential or active ingredient.

(specifically) Having a high alcoholic content.

(grammar) Inflecting in a different manner than the one called weak, such as Germanic verbs which change vowels.

(military) Not easily subdued or taken.

(slang, US) Impressive, good.

Having a specified number of people or units.

(of a disease or symptom) (l) (very bad or intense)

* 2005 , Andrew Gaeddert, Healing Immune Disorders: Natural Defense-Building Solutions , North Atlantic Books, page 221:

Physicians may diagnosis influenza by a throat culture or blood test, which may be important if you have a particularly strong flu, if your doctor suspects pneumonia or a bacterial infection.

(mathematics, logic) Having a wide range of logical consequences; widely applicable. (Often contrasted with a statement which it implies.)

Adjective

(er)

Of large size or extent; great; extensive; hence, relatively great; greatest; chief; principal.

a grand mountain

a grand army

a grand mistake

Great in size, and fine or imposing in appearance or impression; illustrious, dignified, or noble (said of persons); majestic, splendid, magnificent, or sublime (said of things).

a grand monarch

a grand view

a grand conception

Having higher rank or more dignity, size, or importance than other persons or things of the same name.

a grand lodge

a grand vizier

a grand piano

Standing in the second or some more remote degree of parentage or descent -- generally used in composition; as, grandfather, grandson, grandchild, etc.

(Ireland, Northern England) fine; lovely