What does GR stand for?

Aurigny Air Services - ICAO designator (AD)

Beginn der Gelbreife (SAUS)

B.F. Goodrich Co. (SAUO)

Carnegie Library, Rome, GA - Library symbol - Library of Congress (LCLS)

Gag Reflex - Medicine (EDAA)

Gambia Regiment - British military (DMA)

Game Reserve - State

Gamma Radiation (SAUS)

Gamma Ray - or Roentgen

Gamma Roentgen (STED)

G and Rome - A publication (SAUS)

Gas Ratio

Gas release (SAUS)

Gastric Resection - Medicine

Gastric resection, great, greater, gross, grossly, group (SAUS)

Gastrin Receptor - Medicine (EDAA)

Geared Radial - Aircraft engine

Gender Role (DIPS)

Generalized Rash - Medicine (STED)

General Purpose Register (NITA)

General Radio

General Radio Co. (SAUO)

General Reader

General Reconnaissance - Marine Corps

General Reconnaissant (SAUS)

General Records (ELAL)

General Referee (SAUS)

General Refractories Ltd. (SAUO)

General Register - Computer science

General Regulator (SAUS)

General Relativity - Physics

General Relief - Medicine (STED)

General Research

General Reserve

General Revenue (SAUO)

General Routine (SAUS)

General Rules (SAUO)

Generating Routine (SAUS)

Generator Run (IAA)

Generator Running (SAUS)

Gene Roddenberry - Star Trek (STREK)

Genesis Rabbah (BJA)

Genetic Recombination - Medicine (MELL)

Genetic Resources (SAUS)

Gentleman Rider - Horsemanship

Georgia - Civil aircraft markings - international (PIPO)

Georgia Review - A publication (ANEX)

Georgist Registry - An association (EA)

Georgius Rex - King George

Germanic Review - A publication (SAUS)

Germanium Rectifier

German Reports (MCD)

German Review - A publication (SAUS)

German Roach - Immunology

Germ Ring - Embryology

Gisement Reperage (SAUS)

Glass-Reinforced

Glaxo Laboratories Ltd. - Great Britain - Research code symbol

Global Residual (SAUS)

Globorotaliid (SAUS)

Gloucestershire Regiment - Military unit - British

Glucocorticoid Receptor - Endocrinology

Glucose Response - Medicine (STED)

Glutathione Reductase - An enzyme

Goerlitz - German license plate city code

Golden Rule - Freemasonry (ROG)

Gold Reserve

Good Recovery (STED)

- The Goodrich - B. F. Co. - NYSE symbol (SPSG)

Goodrich Corp. - NYSE symbol

Gordon Richardson - Air show performer (ASPC)

Gospel Recordings (EA)

Gotta Run - Internet lingo (CHAT)

Government Regulation (AAG)

Government Reserve - British (ADA)

Government Responsibility (MCD)

Government Rubber - Synthetic rubber (IIA)

Grab Radon Sampling (SAUS)

Grab Rod (AAG)

Grade (KSC)

Grade Resistance - Hydraulics

Gradual-Release - Pharmacy

Graduate

Graduation Requirement (MCD)

Grain (KSC)

Gram (KSC)

Grammar

Grammatical Relation - Linguistics (IEL)

Gramophone - A publication (SAUS)

Gram Roentgen (SAUS)

Grand - Title

Grand Rapids Eastern Railroad - Federal Railroad Administration identification code

Grand Rapids, Michigan

Grand Recorder - Freemasonry

Grand Registrar - Freemasonry (ROG)

Grange - or Manor, a religious residence

Gran Rabinato (BJA)

Grant

Grant Recipient - Job Training and Partnership Act (OICC)

Granular Snow - Skiing condition

Granulocyte (STED)

Granum - Grain - Latin

Graphical Representation (SAUS)

Graphic Reproduction - A publication (DGA)

Graph Reader (SAUS)

Grass (ROG)

Grasse River (SAUS)

Grasse River Railroad Corp. (SAUO)

Grasse River R. R. Corp. - AAR code

Grass Extract - Immunology

Grass Runway (SAUS)

Grave Record - Genealogy

Graves Registration - Military

Graves Registration Service (SAUO)

Gravid (STED)

Gravitational Radiation (SAUS)

Gravity

Gravity Reference (ACAE)

Gray - Thoroughbred racing

Great (MCD)

Great Roll - of the Pipe - British

Grecian (ROG)

Greece - ANSI two-letter standard code (CNC)

Greece - GeoNet country code (GEON)

Greece - Federal Information Processing Standard (FIPS) country code (GEON)

Greek

Green Realignment - An association (BUAC)

Grid Reference (SAUS)

Grid Resistor

Grid Return

Grind (ADA)

Grinder (SAUS)

Grooved Roofing - Lumber

Gross

Grossly (SAUS)

Gross Rate - Insurance (AIA)

Gross Receipts - Business term

Gross Requirement (AABC)

Gross Revenue - Business term

Ground - Telegraphy (PCTE)

Ground attack, Reconnaissance (SAUO)

Groundnut - Soil biology - Human-introduced crops (QSUL)

Ground Range

Ground Relay (ELAL)

Ground Rent (ROG)

Ground Round, Inc. (EFIS)

Ground Rule (MCD)

Group

Group Replacement (SAUO)

Group Report

Grove (ADA)

Grown Rate (SAUS)

Growth (SSD)

Growth Rate - Biology

Guanidine Rhodanate (SAUS)

Guaranty Resources (SAUO)

Guardrail

Guard Ring (BARN)

Guerrero - NCIC Mexican state code (NCIC)

Gulf Rijad Bank - Bahrain

Gulielmus Rex - King William

Gun Control RADAR - Military (CAAL)

Gunner

Gunnery Range

Gun Ready (SAUS)

Gurkha Rifles - British military (DMA)

Gypsum Requirement (OA)

Hail - ICAO (FAAC)

Gamma Roentgen (STED)

Garnet (SAUS)

Government Revenue (MENA)

Grade (WDMC)

Graduate (GEAB)

Graft - Medicine (EDAA)

Grain (WDMC)

Grains (ODBW)

Graphite - Medicine (EDAA)

Gravid (STED)

Gravity (STED)

Gray - Unit - Radiation therapy (DAVI)

Great (NTIO)

Greece - IYRU nationality code - MARC country of publication code - Library of Congress (LCCP)

Greek (ELAL)

grey (SAUS)

Gross (ODBW)

Group (WDMC)

Geislavarnir rikisins - Icelandic Radiation Protection Institute

Grade (AL)

Grain (AMHC)

Grant's Jamaica Reports - A publication (DLA)

Grant's Pennsylvania Cases - A publication (DLA)

Grant's Upper Canada Chancery Reports - A publication (DLA)

Graphite

Grashof Number - IUPAC

Grasp

Gravida - Obstetrics (DAVI)

Greece (MILB)

Greek (SHCU)

Greenleaf's Reports - 1-9 Maine - A publication (DLA)

Green's Reports - A publication (DLA)

Ground

Gram-Positive - Bacteria (DAVI)