SEM (Search Engine Marketing) : 검색 마케팅
SEO (Search Engine Optimization) : 검색 최적화
CPC (Cost Per Click) : 클릭당 비용
CPM (Cost Per Million) : 기간별 비용
ROAS (Return on Ads. spendings) : 광고지출 수익률
ROI (Return on Investment) : 투자이익율
Display Ads.: 배너 광고
Search Ads.: 검색 광고
T&D : Title & Description
IMC : Intergrated Marketing Communication
CTR : Click Through Rate
출처 : http://cafe.naver.com/marketingrepublic.cafe?iframe_url=/ArticleRead.nhn%3Farticleid=1745