"Applicant" Section 5-102.
"Beneficiary" Section 5-102.
"Broker" Section 8-102.
"Certificated security" Section 8-102.
"Check" Section 3-104.
"Clearing corporation" Section 8-102.
"Contract for sale" Section 2-106.
"Control" (with respect to a document of title). Section 7-106.
"Customer" Section 4-104.
"Entitlement holder" Section 8-102.
"Financial asset" Section 8-102.
"Holder in due course" Section 3-302.
"Issuer" (with respect to a letter of credit or letter-of-credit right) Section 5-102.
"Issuer" (with respect to security) Section 8-201.
"Lease" Section 2A-103.
"Lease agreement" Section 2A-103.
"Lease contract" Section 2A-103.
"Leasehold interest" Section 2A-103.
"Lessee" Section 2A-103.
"Lessee in ordinary course of business" Section 2A-103.
"Lessor" Section 2A-103.
"Lessor's residual interest" Section 2A-103.
"Letter of credit" Section 5-102.
"Merchant" Section 2-104.
"Negotiable instrument" Section 3-104.
"Nominated person" Section 5-102.
"Note" Section 3-104.
"Proceeds of a letter of credit" Section 5-114.
"Prove" Section 3-103.
"Sale" Section 2-106.
"Securities account" Section 8-501.
"Securities intermediary" Section 8-102.
"Security" Section 8-102.
"Security certificate" Section 8-102.
"Security entitlement" Section 8-102.
"Uncertificated security" Section 8-102.
Mass. Gen. Laws ch. 106, § 9-102