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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The part of a cannabis plant seedling that develops into a root, the root tip.


Rastafari, sometimes termed Rastafarianism, is an Abrahamic religion that developed in Jamaica. Scholars of religion and related fields have classified it as both a new religious movement and a social movement. There is no centralized authority in control of the movement and much heterogeneity exists among practitioners, who are known as Rastafari, Rastafarians, or Rastas.

Raw Materials

A general term used to denote a substance in its natural, modified, or semi-processed state used as an input to a production process for subsequent modification or transformation into a finished good.


A term commonly used when the cannabis supply is running low and they need to go to their supplier to replenish their stocks. It can also be used as a general term for anyone who needs to buy more cannabis.


A recall is a request to return cannabis or cannabis products after the discovery of safety issues or defects that might endanger the end-user or put the seller at risk of legal action.


A byproduct slime that forms as the result of dabbing - it's essentially the resin-equivalent of an oil rig. You can smoke it, but, like resin, many people find it gross, smelly, and undesirable. It also looks pretty ugly in your uncleaned rig.


Reconciliation is used in recordkeeping, for example, comparing the amount of material going into a process with the amount coming out of a process.

Record Control

How a business organizes its documents and records to have them readily available for management and employees to access. This includes removing outdated records and replacing them with updated information. Record control is like document control.


Hydroponic system that reclaims the nutrient solution and recycles it.


Recreational drug use is used to intentionally change one’s state of consciousness in order to produce feelings of elation. In the cannabis industry, recreational cannabis can be purchased at a recreational dispensary by anyone who is typically 21 years or older with a valid government-issued identification.

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