Industry Terms

Industry Terms & Commonly Used Slang

Scratching your head over what “kief” is? 

Since many of our learners are newbies in the cannabis industry, you might see confusing words or phrases in the community. Browse our glossary to find a variety of cannabis term definitions and become more educated on industry terminology. 

This glossary will clear up the confusion and get you speaking like a native GC'er in no time! Also, please add new glossary terms if you see anything missing.

Browse the glossary using this index

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A liquid in which something is dissolved to form a solution, in cannabis extraction, a solvent is a liquid used to separate the psychoactive compound Tetrahydrocannabinol (or THC) from the flower.

Solvent Recovery

The process of reusing solvent either by pumping it back into its tank, or evaporating and collecting it.


A recent term used to describe a hydrocarbon extraction that has been fully cleansed of all residual solvent, solvent-free has zero (0) Parts-Per-Million (or PPM) residual solvent but was still originally a solvent-based extraction.

Sour Diesel

Also known as Sour D, the origins of this fast-acting, the Sativa-like strain is widely debated - some say the blend is a mix of Mexican Sativa and Chemo, while others claim it was created from Chemdawg 91, Northern Lights, and some sort of Skunk phenotype. What’s not up for debate is the strain’s popularity among users looking for powerful cerebral and corporeal relief.


A joint that is part tobacco and part cannabis, it uses tobacco paper distinguished by its thick texture and dark brown color. Smoking a spliff results in a mild high as one is consuming less bud that has been combined with nicotine. The term is also used to refer to a nicely rolled cannabis joint.


A sploof is usually a hand-made gadget to try to mask the smell of cannabis smoke. Usually constructed out of plastic water bottles with holes stabbed through the bottom, a sploof is usually stuffed with dryer sheets. The idea is that you blow through the dryer sheets and smoke comes out on the other side smelling more like clean laundry than dank reefer. Unfortunately, they usually don’t work very well.

Sponge Rock

Large pieces of perlite, a light, mineral soil amendment.


Seed-like offspring of certain bacteria, fungi, algae, and some non-flowering cannabis plants.


A shoot of a cannabis plant, as from a recently germinated seed or small, new growth of leaf or stem.

Square Feet (or Meters)

Length x width = square feet (or meters) - a measurement of area.

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