Products
RunSensible Execute
RunSensible Nurture
RunSensible Pro
RunSensible Forms
Client Engagement
Client Intake
Document Automation & E-Signature
Client Relationship Management (CRM)
Website builder
Case Management
Legal Case Management
Calendaring
Appointment Booking
Workflow and Email Automation
Document Management
RunSensible Drive
Task Management
Legal Forms
Billing & Payments
Time & Expense Tracking
Invoicing
Legal Accounting
Trust Accounting
Online Payments
Areas Of Practice
Real Estate Law
Landlord and Tenant Law
Civil Litigation
Business Law
Bankruptcy Law
Personal Injury Law
In-House Counsel
Immigration Law
Estate Planning Law
Criminal Law
Resources
Blog
Videos
Legal Dictionary
Legal Use Cases
Help Center
Topics
AI for Law Firms
Personal Injury Lawyers Guide
eSignature Legality Guide
Starting a Law Firm
Your Guide to Clear and Concise Legal Definitions
“Tertius” is a Latin word that means “third.” It is commonly used to indicate the position of the third item or individual in a sequence or ranking.
